Add Webpack watch optimizations with error handling
Add Webpack watch optimizations with error handling

linuxbastard/FoundationPress,bellatl/FoundationPress,davenaylor/FoundationPress,davenaylor/FoundationPress,bellatl/FoundationPress,colin-marshall/FoundationPress,linuxbastard/FoundationPress,randmanrjr/FoundationPress-randman,randmanrjr/FoundationPress-randman,colin-marshall/FoundationPress,olefredrik/FoundationPress,olefredrik/FoundationPress